题目内容
----What's behind your classroom building?
----It's _________office building. And there is a map of_________ world in every office.
A. a; the B. an; a C. the; a D. an; the
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题目内容
----What's behind your classroom building?
----It's _________office building. And there is a map of_________ world in every office.
A. a; the B. an; a C. the; a D. an; the